diff --git a/blocklists/union.place.csv b/blocklists/union.place.csv
index 365a22f..ab717a1 100644
--- a/blocklists/union.place.csv
+++ b/blocklists/union.place.csv
@@ -156,6 +156,7 @@ misskey-forkbomb,suspend,False,False,,False
 moa.st,suspend,False,False,,False
 monads.online,silence,False,False,,False
 morepablo.com,suspend,False,False,,False
+mostr.pub,suspend,False,False,,False
 mstdn.jp,silence,False,False,,False
 mugicha.club,suspend,False,False,,False
 nafo.uk,silence,False,False,,False